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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.364 by root, Tue Sep 11 08:41:11 2007 UTC vs.
Revision 1.519 by root, Fri Apr 16 02:32:25 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
75		115
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	118	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		120
84	our $BDB_POLL_WATCHER;	121	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	122	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	124	our $DB_ENV;
88		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
		127
89	our %CFG;	128	our %CFG;
90		129
91	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
93		133
94	our (%PLAYER, %PLAYER_LOADING); # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
97		137
98	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		140
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
104		150
105	binmode STDOUT;	151	binmode STDOUT;
106	binmode STDERR;	152	binmode STDERR;
107		153
108	# read virtual server time, if available	154	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
113	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
114		162
115	mkdir $_	163	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		165
118	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
119		167
120	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		180
122	#############################################################################	181	#############################################################################
123		182
124	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
125		184
…		…
161		220
162	The raw value load value from the last tick.	221	The raw value load value from the last tick.
163		222
164	=item %cf::CFG	223	=item %cf::CFG
165		224
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	226	from wherever your confdir points to.
168		227
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		229
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		233
175	=item @cf::INVOKE_RESULTS	234	=item @cf::INVOKE_RESULTS
176		235
177	This array contains the results of the last C<invoke ()> call. When	236	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	238	that call.
180		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
181	=back	246	=back
182		247
183	=cut	248	=cut
184		249
185	BEGIN {	250	$Coro::State::WARNHOOK = sub {
186	*CORE::GLOBAL::warn = sub {
187	my $msg = join "", @_;	251	my $msg = join "", @_;
188		252
189	$msg .= "\n"	253	$msg .= "\n"
190	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
191		255
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		257
194	LOG llevError, $msg;	258	LOG llevError, $msg;
195	};	259	};
196	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
197		274
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	285	for my $pkg (qw(
209	cf::global cf::attachable	286	cf::global cf::attachable
210	cf::object cf::object::player	287	cf::object cf::object::player
211	cf::client cf::player	288	cf::client cf::player
212	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
213	cf::map cf::party cf::region	291	cf::party cf::region
214	)) {	292	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	294	}
218		295
219	$Event::DIED = sub {	296	$EV::DIED = sub {
220	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
221	};	298	};
222		299
223	#############################################################################	300	#############################################################################
224		301
225	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	325	$d
249	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
250	}	327	}
251		328
252	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
253		330
254	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
255		332
256	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
257		334
258	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
259		336
260	=cut	337	=cut
261		338
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		340
264	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
266		357
267	=item cf::lock_wait $string	358	=item cf::lock_wait $string
268		359
269	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
270		361
271	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
272		363
273	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
276	returned.	367	returned.
277		368
278	Locks are *not* recursive, locking from the same coro twice results in a	369	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	370	deadlocked coro.
…		…
285		376
286	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
287		378
288	=cut	379	=cut
289		380
290	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		382
293	sub lock_wait($) {	383	sub lock_wait($) {
294	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	385	}
307		386
308	sub lock_acquire($) {	387	sub lock_acquire($) {
309	my ($key) = @_;	388	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	389	}
323		390
324	sub lock_active($) {	391	sub lock_active($) {
325	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	393	}
329		394
330	sub freeze_mainloop {	395	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
332		397
333	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	399	}
335	};	400
336	$TICK_WATCHER->stop;	401	=item cf::periodic $interval, $cb
337	$guard	402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
338	}	414	}
339		415
340	=item cf::get_slot $time[, $priority[, $name]]	416	=item cf::get_slot $time[, $priority[, $name]]
341		417
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		426
351	=cut	427	=cut
352		428
353	our @SLOT_QUEUE;	429	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
355		432
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
358	my $signal = new Coro::Signal;	437	my $signal = new Coro::Signal;
		438	my $busy;
359		439
360	while () {	440	while () {
361	next_job:	441	next_job:
		442
362	my $avail = cf::till_tick;	443	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	444
364	for (0 .. $#SLOT_QUEUE) {	445	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	448	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	449	$job->[2]->send;
368	Coro::cede;	450	Coro::cede;
369	goto next_job;	451	goto next_job;
370	}	452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	454	}
372	}	455	}
373		456
374	if (@SLOT_QUEUE) {	457	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	459	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	460	$signal->wait;
378	} else {	461	} else {
		462	$busy = 0;
379	Coro::schedule;	463	Coro::schedule;
380	}	464	}
381	}	465	}
382	};	466	};
383		467
384	sub get_slot($;$$) {	468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
385	my ($time, $pri, $name) = @_;	471	my ($time, $pri, $name) = @_;
386		472
387	$time = $TICK * .6 if $time > $TICK * .6;	473	$time = clamp $time, 0.01, $TICK * .6;
		474
388	my $sig = new Coro::Signal;	475	my $sig = new Coro::Signal;
389		476
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	479	$SLOT_QUEUE->ready;
…		…
403		490
404	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
405		492
406	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
407		494
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	498	acceptable.
412		499
413	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		506
420	sub sync_job(&) {	507	sub sync_job(&) {
421	my ($job) = @_;	508	my ($job) = @_;
422		509
423	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	511	my $time = AE::time;
425		512
426	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
428		515
429	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	517
431	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
432		519
433	my $busy = 1;	520	my $busy = 1;
434	my @res;	521	my @res;
435		522
436	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	525	@res = eval { $job->() };
438	warn $@ if $@;	526	warn $@ if $@;
439	undef $busy;	527	undef $busy;
440	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
441		529
442	while ($busy) {	530	while ($busy) {
443	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
444	}	535	}
		536	}
445		537
446	$time = Event::time - $time;	538	my $time = AE::time - $time;
447		539
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
452		541
453	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
454	} else {	543	} else {
455	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
456		545
…		…
481	=item fork_call { }, $args	570	=item fork_call { }, $args
482		571
483	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
487		576
488	=cut	577	=cut
489		578
490	sub fork_call(&@) {	579	sub fork_call(&@) {
491	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
…		…
498	reset_signals;	587	reset_signals;
499	&$cb	588	&$cb
500	}, @args;	589	}, @args;
501		590
502	wantarray ? @res : $res[-1]	591	wantarray ? @res : $res[-1]
		592	}
		593
		594	sub objinfo {
		595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
503	}	630	}
504		631
505	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
506		633
507	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
646		773
647	#############################################################################	774	#############################################################################
648		775
649	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
650		777
651	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
652	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
653	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
654		781
655	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
656	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
657	Crossfire TRT).	784	Deliantra).
658		785
659	=over 4	786	=over 4
660		787
661	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
662		789
…		…
706	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
707		834
708	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
709	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
710		837
711	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
712	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
713		840
714	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
715		842
716	=over 4	843	=over 4
…		…
944	}	1071	}
945		1072
946	0	1073	0
947	}	1074	}
948		1075
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1077
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1079
953	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
954		1081
…		…
960		1087
961	=cut	1088	=cut
962		1089
963	#############################################################################	1090	#############################################################################
964	# object support	1091	# object support
965	#
966		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
967	sub _can_merge {	1126	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1127	my ($ob1, $ob2) = @_;
969		1128
970	local $Storable::canonical = 1;	1129	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1130
974	$fob1 eq $fob2	1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
975	}	1133	}
976		1134
977	sub reattach {	1135	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1137	my ($obj) = @_;
980		1138
		1139	# no longer needed after getting rid of delete_package?
981	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
982		1141
983	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
984		1143
985	@$registry = ();	1144	@$registry = ();
986		1145
…		…
1001	cf::attachable->attach (	1160	cf::attachable->attach (
1002	prio => -1000000,	1161	prio => -1000000,
1003	on_instantiate => sub {	1162	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
1005		1164
1006	$data = from_json $data;	1165	$data = decode_json $data;
1007		1166
1008	for (@$data) {	1167	for (@$data) {
1009	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
1010		1169
1011	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
1024	},	1183	},
1025	);	1184	);
1026		1185
1027	sub object_freezer_save {	1186	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
1029
1030	my $guard = cf::lock_acquire "io";
1031		1188
1032	sync_job {	1189	sync_job {
1033	if (length $$rdata) {	1190	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1191	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
1037		1194
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
1042	close $fh;	1202	aio_close $fh;
1043		1203
1044	if (@$objs) {	1204	if (@$objs) {
1045	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1046	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
1049	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
1050	close $fh;	1213	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1215	}
1053	} else {	1216	} else {
1054	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
1055	}	1218	}
1056		1219
1057	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1224	} else {
1059	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
1060	}	1226	}
1061	} else {	1227	} else {
1062	aio_unlink $filename;	1228	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
1064	}	1230	}
1065	};	1231	};
1066
1067	undef $guard;
1068	}	1232	}
1069		1233
1070	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
1072		1236
…		…
1077		1241
1078	sub object_thawer_load {	1242	sub object_thawer_load {
1079	my ($filename) = @_;	1243	my ($filename) = @_;
1080		1244
1081	my ($data, $av);	1245	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1246
1085	(aio_load $filename, $data) >= 0	1247	(aio_load $filename, $data) >= 0
1086	or return;	1248	or return;
1087		1249
1088	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1252	or return;
1091		1253
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1094	}	1256	}
1095		1257
1096	utf8::decode (my $decname = $filename);	1258	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
…		…
1159	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1160		1322
1161	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1162	}	1324	}
1163		1325
		1326	use File::Glob ();
		1327
1164	cf::player->attach (	1328	cf::player->attach (
1165	on_command => sub {	1329	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1167		1331
1168	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1169	or return;	1333	or return;
1170		1334
…		…
1200		1364
1201	cf::override;	1365	cf::override;
1202	},	1366	},
1203	);	1367	);
1204		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
		1381
1205	sub load_extensions {	1382	sub load_extensions {
1206	cf::sync_job {	1383	cf::sync_job {
1207	my %todo;	1384	my %todo;
1208		1385
1209	for my $path (<$LIBDIR/*.ext>) {	1386	for my $path (<$LIBDIR/*.ext>) {
…		…
1228		1405
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1408
1232	$ext{source} =	1409	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1235	. $source	1412	. $source
1236	. "\n};\n1";	1413	. "\n};\n1";
1237		1414
1238	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1239	}	1416	}
1240		1417
		1418	my $pass = 0;
1241	my %done;	1419	my %done;
1242	while (%todo) {	1420	while (%todo) {
1243	my $progress;	1421	my $progress;
1244		1422
		1423	++$pass;
		1424
		1425	ext:
1245	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1428	next ext
1248	unless exists $done{$_};	1429	unless exists $done{$_};
1249	}	1430	}
1250		1431
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1433
1253	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1258	warn $msg;	1441	} else {
1259	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1260	exit 1;	1443	push @EXTS, $v->{pkg};
1261	}	1444	$progress = 1;
1262		1445
1263	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1264	}	1448	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1449	}
1270		1450
1271	skip:	1451	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1274	}	1459	}
1275	};	1460	};
1276	}	1461	}
1277		1462
1278	#############################################################################	1463	#############################################################################
1279		1464
1280	=back	1465	=back
1281		1466
1282	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1283		1468
1284	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1285		1470
1286	=cut	1471	=cut
1287		1472
1288	package cf::player;	1473	package cf::player;
1289		1474
…		…
1332		1517
1333	sub exists($) {	1518	sub exists($) {
1334	my ($login) = @_;	1519	my ($login) = @_;
1335		1520
1336	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1338	}	1523	}
1339		1524
1340	sub find($) {	1525	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1527	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1538
1354	my $f = new_from_file cf::object::thawer path $login	1539	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1540	or return;
1356		1541
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1542	my $pl = cf::player::load_pl $f
1359	or return;	1543	or return;
		1544
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1545	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1546	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1363	}	1548	}
1364	}	1549	}
1365	}	1550	}
1366		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
		1564
1367	sub save($) {	1565	sub save($) {
1368	my ($pl) = @_;	1566	my ($pl) = @_;
1369		1567
1370	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
1371		1569
…		…
1374		1572
1375	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1376		1574
1377	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1582
1380	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1584	cf::cede_to_tick;
1382	}	1585	}
1383		1586
…		…
1415	my ($pl) = @_;	1618	my ($pl) = @_;
1416		1619
1417	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1418		1621
1419	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1624
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1426		1631
1427	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1672
1468	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
1469	my $path = path $login;	1674	my $path = path $login;
1470		1675
1471	# a .pst is a dead give-away for a valid player	1676	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1682	}
1477		1683
…		…
1508	}	1714	}
1509		1715
1510	\@paths	1716	\@paths
1511	}	1717	}
1512		1718
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1720
1515	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1722
1564	=item $player->ext_reply ($msgid, @msg)	1723	=item $player->ext_reply ($msgid, @msg)
1565		1724
1566	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1567		1726
…		…
1634	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1636		1795
1637	sub generate_random_map {	1796	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1639	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1802	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1765		1927
1766	# the temporary/swap location	1928	# the temporary/swap location
1767	sub save_path {	1929	sub save_path {
1768	my ($self) = @_;	1930	my ($self) = @_;
1769		1931
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1772	}	1934	}
1773		1935
1774	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1775	sub uniq_path {	1937	sub uniq_path {
1776	my ($self) = @_;	1938	my ($self) = @_;
1777		1939
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1942	}
1790		1943
1791	sub decay_objects {	1944	sub decay_objects {
1792	my ($self) = @_;	1945	my ($self) = @_;
1793		1946
…		…
1877	sub find {	2030	sub find {
1878	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1879		2032
1880	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1881		2034
1882	cf::lock_wait "map_data:$path";#d#remove	2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2037
1885	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1890	or return;	2040	or return;
1891		2041
1892	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1893		2043
…		…
1895	or return;	2045	or return;
1896		2046
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
1900	undef $guard1;	2051	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2052	$map->reset;
1903	return find $path;	2053	return find $path;
1904	}	2054	}
1905		2055
1906	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1907	}	2057	}
1908	}	2058	}
1909		2059
1910	sub pre_load { }	2060	sub pre_load { }
1911	sub post_load { }	2061	#sub post_load { } # XS
1912		2062
1913	sub load {	2063	sub load {
1914	my ($self) = @_;	2064	my ($self) = @_;
1915		2065
1916	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2083	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2084	$f->skip_block;
1935	$self->_load_objects ($f)	2085	$self->_load_objects ($f)
1936	or return;	2086	or return;
1937		2087
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1939	if delete $self->{load_original};	2089	if delete $self->{load_original};
1940		2090
1941	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2092	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2093	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2112	$self->decay_objects;
1963	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1964	$self->update_buttons;	2114	$self->update_buttons;
1965	cf::cede_to_tick;	2115	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2116	$self->activate;
1969	}	2117	}
1970		2118
1971	$self->{last_save} = $cf::RUNTIME;	2119	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2120	$self->last_access ($cf::RUNTIME);
1973		2121
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2123	}
1976		2124
1977	$self->post_load;	2125	$self->post_load;
1978	}	2126	}
1979		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2131	sub customise_for {
1981	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1982		2133
1983	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2135	if $self->per_player;
…		…
2037	my ($path, $origin, $load) = @_;	2188	my ($path, $origin, $load) = @_;
2038		2189
2039	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
2040		2191
2041	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2194	}
2044		2195
2045	$MAP_PREFETCH{$path} |= $load;	2196	$MAP_PREFETCH{$path} |= $load;
2046		2197
2047	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
2048	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2203	if (my $map = find $k) {
2051	$map->load if $v;	2204	$map->load if $v;
2052	}	2205	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
2060		2213
2061	()	2214	()
2062	}	2215	}
2063		2216
		2217	# common code, used by both ->save and ->swapout
2064	sub save {	2218	sub _save {
2065	my ($self) = @_;	2219	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2220
2069	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
2070		2222
2071	return unless $self->dirty;	2223	return unless $self->dirty;
2072		2224
…		…
2078	return if $self->{deny_save};	2230	return if $self->{deny_save};
2079		2231
2080	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
2081		2233
2082	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
2084	};	2237	};
		2238
		2239	cf::get_slot 0.02;
2085		2240
2086	if ($uniq) {	2241	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2244	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2246	}
2092	}	2247	}
2093		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
2094	sub swap_out {	2257	sub swap_out {
2095	my ($self) = @_;	2258	my ($self) = @_;
2096		2259
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
2102	return if $self->players;	2264	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2265
2106	$self->in_memory (cf::MAP_SWAPPED);	2266	# first deactivate the map and "unlink" it from the core
2107
2108	$self->deactivate;	2267	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
2110	$self->clear;	2275	$self->clear;
2111	}	2276	}
2112		2277
2113	sub reset_at {	2278	sub reset_at {
2114	my ($self) = @_;	2279	my ($self) = @_;
…		…
2133		2298
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135		2300
2136	return if $self->players;	2301	return if $self->players;
2137		2302
2138	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
2139		2304
2140	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
2141		2306
2142	# need to save uniques path	2307	# need to save uniques path
2143	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
2226		2391
2227	sub unique_maps() {	2392	sub unique_maps() {
2228	[	2393	[
2229	map {	2394	map {
2230	utf8::decode $_;	2395	utf8::decode $_;
2231	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2232	? normalise $_	2399	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2401	]
2236	}	2402	}
2237		2403
2238	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2239		2435
2240	=back	2436	=back
2241		2437
2242	=head3 cf::object	2438	=head3 cf::object
2243		2439
…		…
2247		2443
2248	=over 4	2444	=over 4
2249		2445
2250	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2251		2447
2252	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2253		2450
2254	=cut	2451	=cut
2255		2452
2256	sub inv_recursive_;	2453	sub inv_recursive_;
2257	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2263	}	2460	}
2264		2461
2265	=item $ref = $ob->ref	2462	=item $ref = $ob->ref
2266		2463
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2464	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2465
2269	=item $ob = cf::object::deref ($refstring)	2466	=item $ob = cf::object::deref ($refstring)
2270		2467
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2469	even if the object actually exists. May block.
…		…
2274	=cut	2471	=cut
2275		2472
2276	sub deref {	2473	sub deref {
2277	my ($ref) = @_;	2474	my ($ref) = @_;
2278		2475
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2477	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2479	or return;
2286	$pl->ob->uuid eq $uuid	2480	$pl->ob->uuid eq $uuid
2287	or return;	2481	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2309		2503
2310	=cut	2504	=cut
2311		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
		2519
2312	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2521	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2524	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2537
2330	} else {	2538	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2541	}
2334	}	2542	}
2335	}	2543	}
2336		2544
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2570
2363	=item $player_object->enter_link	2571	=item $player_object->enter_link
2364		2572
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2574
2367	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2369		2579
2370	Will never block.	2580	Will never block.
2371		2581
2372	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2373		2583
…		…
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2609
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2402		2612
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2614	}
2405		2615
2406	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2408		2618
…		…
2425	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2427		2637
2428	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2431		2641
2432	$map->load;	2642	$map->load;
2433	$map->load_neighbours;	2643	$map->load_neighbours;
2434		2644
2435	return unless $self->contr->active;	2645	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2646
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
2440	}	2652	}
2441		2653
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2443		2655
2444	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2659	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2660	be called at the end of this process.
2449		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
		2664
2450	=cut	2665	=cut
2451		2666
2452	our $GOTOGEN;	2667	our $GOTOGEN;
2453		2668
2454	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
…		…
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2674
2460	$self->enter_link;	2675	$self->enter_link;
2461		2676
2462	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2463	my $map = eval {	2699	my $map = eval {
2464	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2465		2701
2466	if ($map) {	2702	if ($map) {
2467	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2468	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2469	} else {	2705	} else {
2470	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2471	}	2707	}
2472		2708
2473	$map	2709	$map
2474	};	2710	};
2475		2711
…		…
2511	}	2747	}
2512		2748
2513	sub prepare_random_map {	2749	sub prepare_random_map {
2514	my ($exit) = @_;	2750	my ($exit) = @_;
2515		2751
2516	my $guard = cf::lock_acquire "exit_prepare:$exit";
2517
2518	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2519	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2520	# that depends on the exit object	2754	# that depends on the exit object
2521		2755
2522	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2524	if ($exit->map) {	2758	if ($exit->map) {
2525	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2526	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2527	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2528	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2529	}	2765	}
2530		2766
2531	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2532		2768
2533	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2534	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2535	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2536		2772
2537	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2538	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2539	undef $fh;	2775	undef $fh;
2540	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2541		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2542	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2543	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2544	}	2784	}
2545	}	2785	}
2546		2786
2547	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2548	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2549		2789
2550	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2551		2791
2552	if ($exit->slaying eq "/!") {
2553	#TODO: this should de-fi-ni-te-ly not be a sync-job
2554	# the problem is that $exit might not survive long enough
2555	# so it needs to be done right now, right here
2556	cf::sync_job { prepare_random_map $exit };
2557	}
2558
2559	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2560	my $hp = $exit->stats->hp;
2561	my $sp = $exit->stats->sp;
2562
2563	$self->enter_link;	2792	$self->enter_link;
2564		2793
2565	# if exit is damned, update players death & WoR home-position
2566	$self->contr->savebed ($slaying, $hp, $sp)
2567	if $exit->flag (FLAG_DAMNED);
2568
2569	(async {	2794	(async {
2570	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2571	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2572	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2573		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2574	1;	2818	1
2575	}) {	2819	}) {
2576	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2577	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2578	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2579	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2580		2824
2581	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2598	sub cf::client::send_drawinfo {	2842	sub cf::client::send_drawinfo {
2599	my ($self, $text, $flags) = @_;	2843	my ($self, $text, $flags) = @_;
2600		2844
2601	utf8::encode $text;	2845	utf8::encode $text;
2602	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2847	}
		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
2603	}	2872	}
2604		2873
2605	=item $client->send_msg ($channel, $msg, $color, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2606		2875
2607	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2609	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2610	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2611		2880
2612	=cut	2881	=cut
2613		2882
		2883	# non-persistent channels (usually the info channel)
2614	our %CHANNEL = (	2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
2615	"c/identify" => {	2891	"c/identify" => {
2616	id => "identify",	2892	id => "infobox",
2617	title => "Identify",	2893	title => "Identify",
2618	reply => undef,	2894	reply => undef,
2619	tooltip => "Items recently identified",	2895	tooltip => "Items recently identified",
2620	},	2896	},
2621	"c/examine" => {	2897	"c/examine" => {
2622	id => "examine",	2898	id => "infobox",
2623	title => "Examine",	2899	title => "Examine",
2624	reply => undef,	2900	reply => undef,
2625	tooltip => "Signs and other items you examined",	2901	tooltip => "Signs and other items you examined",
2626	},	2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
2627	);	2995	);
2628		2996
2629	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2630	my ($self, $channel, $msg, $color, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2631		2999
2632	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2633		3002
2634	$color &= cf::NDI_CLIENT_MASK; # just in case...	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2635		3004
2636	# check predefined channels, for the benefit of C	3005	# check predefined channels, for the benefit of C
2637	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
2638		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
2639	if (ref $channel) {	3012	} elsif (ref $channel) {
2640	# send meta info to client, if not yet sent	3013	# send meta info to client, if not yet sent
2641	unless (exists $self->{channel}{$channel->{id}}) {	3014	unless (exists $self->{channel}{$channel->{id}}) {
2642	$self->{channel}{$channel->{id}} = $channel;	3015	$self->{channel}{$channel->{id}} = $channel;
2643	$self->ext_msg (channel_info => $channel)	3016	$self->ext_msg (channel_info => $channel);
2644	if $self->can_msg;
2645	}	3017	}
2646		3018
2647	$channel = $channel->{id};	3019	$channel = $channel->{id};
2648	}	3020	}
2649		3021
2650	return unless @extra || length $msg;	3022	return unless @extra || length $msg;
2651		3023
2652	if ($self->can_msg) {
2653	# default colour, mask it out	3024	# default colour, mask it out
2654	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2655	if $color & cf::NDI_DEF;	3026	if $color & cf::NDI_DEF;
2656		3027
2657	$self->send_packet ("msg " . $self->{json_coder}->encode (	3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
2658	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2659	} else {	3031	);
2660	if ($color >= 0) {
2661	# replace some tags by gcfclient-compatible ones
2662	for ($msg) {
2663	1 while
2664	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2665	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2666	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2667	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2668	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2669	}
2670		3032
2671	$color &= cf::NDI_COLOR_MASK;	3033	$self->send_big_packet ($pkt);
2672
2673	utf8::encode $msg;
2674
2675	if (0 && $msg =~ /\[/) {
2676	# COMMAND/INFO
2677	$self->send_packet ("drawextinfo $color 10 8 $msg")
2678	} else {
2679	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2680	$self->send_packet ("drawinfo $color $msg")
2681	}
2682	}
2683	}
2684	}	3034	}
2685		3035
2686	=item $client->ext_msg ($type, @msg)	3036	=item $client->ext_msg ($type, @msg)
2687		3037
2688	Sends an ext event to the client.	3038	Sends an ext event to the client.
…		…
2691		3041
2692	sub cf::client::ext_msg($$@) {	3042	sub cf::client::ext_msg($$@) {
2693	my ($self, $type, @msg) = @_;	3043	my ($self, $type, @msg) = @_;
2694		3044
2695	if ($self->extcmd == 2) {	3045	if ($self->extcmd == 2) {
2696	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2697	} elsif ($self->extcmd == 1) { # TODO: remove	3047	} elsif ($self->extcmd == 1) { # TODO: remove
2698	push @msg, msgtype => "event_$type";	3048	push @msg, msgtype => "event_$type";
2699	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2700	}	3050	}
2701	}	3051	}
2702		3052
2703	=item $client->ext_reply ($msgid, @msg)	3053	=item $client->ext_reply ($msgid, @msg)
2704		3054
…		…
2708		3058
2709	sub cf::client::ext_reply($$@) {	3059	sub cf::client::ext_reply($$@) {
2710	my ($self, $id, @msg) = @_;	3060	my ($self, $id, @msg) = @_;
2711		3061
2712	if ($self->extcmd == 2) {	3062	if ($self->extcmd == 2) {
2713	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2714	} elsif ($self->extcmd == 1) {	3064	} elsif ($self->extcmd == 1) {
2715	#TODO: version 1, remove	3065	#TODO: version 1, remove
2716	unshift @msg, msgtype => "reply", msgid => $id;	3066	unshift @msg, msgtype => "reply", msgid => $id;
2717	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2718	}	3068	}
2719	}	3069	}
2720		3070
2721	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2722		3072
…		…
2823		3173
2824	$coro	3174	$coro
2825	}	3175	}
2826		3176
2827	cf::client->attach (	3177	cf::client->attach (
2828	on_destroy => sub {	3178	on_client_destroy => sub {
2829	my ($ns) = @_;	3179	my ($ns) = @_;
2830		3180
2831	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2832	},	3182	},
2833	);	3183	);
…		…
2849	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2850		3200
2851	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2852		3202
2853	$safe->permit_only (Opcode::opset qw(	3203	$safe->permit_only (Opcode::opset qw(
2854	:base_core :base_mem :base_orig :base_math	3204	:base_core :base_mem :base_orig :base_math :base_loop
2855	grepstart grepwhile mapstart mapwhile	3205	grepstart grepwhile mapstart mapwhile
2856	sort time	3206	sort time
2857	));	3207	));
2858		3208
2859	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
…		…
2861	=pod	3211	=pod
2862		3212
2863	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2864		3214
2865	cf::object	3215	cf::object
2866	contr pay_amount pay_player map x y force_find force_add	3216	contr pay_amount pay_player map x y force_find force_add destroy
2867	insert remove name archname title slaying race decrease_ob_nr	3217	insert remove name archname title slaying race decrease split
		3218	value
2868		3219
2869	cf::object::player	3220	cf::object::player
2870	player	3221	player
2871		3222
2872	cf::player	3223	cf::player
…		…
2877		3228
2878	=cut	3229	=cut
2879		3230
2880	for (	3231	for (
2881	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2882	insert remove inv name archname title slaying race	3233	insert remove inv nrof name archname title slaying race
2883	decrease_ob_nr)],	3234	decrease split destroy change_exp value msg lore send_msg)],
2884	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2885	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2886	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2887	) {	3238	) {
2888	no strict 'refs';	3239	no strict 'refs';
2889	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2890	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2908		3259
2909	my $qcode = $code;	3260	my $qcode = $code;
2910	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2911	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2912		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2913	local $_;	3267	local $_;
2914	local @safe::cf::_safe_eval_args = values %vars;
2915		3268
2916	my $eval =	3269	my $eval =
2917	"do {\n"	3270	"do {\n"
2918	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2919	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2920	. $code	3273	. $code
2921	. "\n}"	3274	. "\n}"
2922	;	3275	;
2923		3276
		3277	if ($CFG{safe_eval}) {
2924	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2925	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2926	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2927		3286
2928	if ($@) {	3287	if ($@) {
2929	warn "$@";	3288	warn "$@";
2930	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2931	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2950	=cut	3309	=cut
2951		3310
2952	sub register_script_function {	3311	sub register_script_function {
2953	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2954		3313
2955	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2956	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2957	}	3316	}
2958		3317
2959	=back	3318	=back
2960		3319
2961	=cut	3320	=cut
…		…
2982		3341
2983	$facedata->{version} == 2	3342	$facedata->{version} == 2
2984	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2985		3344
2986	# patch in the exptable	3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2987	$facedata->{resource}{"res/exp_table"} = {	3347	$facedata->{resource}{"res/exp_table"} = {
2988	type => FT_RSRC,	3348	type => FT_RSRC,
2989	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
2990	};	3351	};
2991	cf::cede_to_tick;	3352	cf::cede_to_tick;
2992		3353
2993	{	3354	{
2994	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2995		3356
2996	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2997	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2998	cf::face::set_visibility $idx, $info->{visibility};	3360	cf::face::set_visibility $idx, $info->{visibility};
2999	cf::face::set_magicmap $idx, $info->{magicmap};	3361	cf::face::set_magicmap $idx, $info->{magicmap};
3000	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3001	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3002		3364
3003	cf::cede_to_tick;	3365	cf::cede_to_tick;
3004	}	3366	}
3005		3367
3006	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
3007	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
3008	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
3009	or next;	3372	or next;
		3373
3010	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
3011	cf::face::set_smooth $idx, $smooth;	3375	cf::face::set_smooth $idx, $smooth;
3012	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3013	} else {	3377	} else {
3014	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3028		3392
3029	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
3030	}	3394	}
3031		3395
3032	{	3396	{
3033	# TODO: for gcfclient pleasure, we should give resources
3034	# that gcfclient doesn't grok a >10000 face index.
3035	my $res = $facedata->{resource};	3397	my $res = $facedata->{resource};
3036		3398
3037	my $soundconf = delete $res->{"res/sound.conf"};
3038
3039	while (my ($name, $info) = each %$res) {	3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
3040	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3041	my $data;
3042		3402
3043	if ($info->{type} & 1) {	3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3044	# prepend meta info	3404	cf::face::set_type $idx, $info->{type};
3045
3046	my $meta = $enc->encode ({
3047	name => $name,
3048	%{ $info->{meta} || {} },
3049	});
3050
3051	$data = pack "(w/a*)*", $meta, $info->{data};
3052	} else {	3405	} else {
3053	$data = $info->{data};	3406	$RESOURCE{$name} = $info;
3054	}	3407	}
3055		3408
3056	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3057	cf::face::set_type $idx, $info->{type};
3058
3059	cf::cede_to_tick;	3409	cf::cede_to_tick;
3060	}	3410	}
3061
3062	if ($soundconf) {
3063	$soundconf = $enc->decode (delete $soundconf->{data});
3064
3065	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3066	my $sound = $soundconf->{compat}[$_]
3067	or next;
3068
3069	my $face = cf::face::find "sound/$sound->[1]";
3070	cf::sound::set $sound->[0] => $face;
3071	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3072	}
3073
3074	while (my ($k, $v) = each %{$soundconf->{event}}) {
3075	my $face = cf::face::find "sound/$v";
3076	cf::sound::set $k => $face;
3077	}
3078	}
3079	}	3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3080		3414
3081	1	3415	1
3082	}	3416	}
		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
3083		3437
3084	register_exticmd fx_want => sub {	3438	register_exticmd fx_want => sub {
3085	my ($ns, $want) = @_;	3439	my ($ns, $want) = @_;
3086		3440
3087	while (my ($k, $v) = each %$want) {	3441	while (my ($k, $v) = each %$want) {
3088	$ns->fx_want ($k, $v);	3442	$ns->fx_want ($k, $v);
3089	}	3443	}
3090	};	3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
3091		3455
3092	sub reload_regions {	3456	sub reload_regions {
3093	# HACK to clear player env face cache, we need some signal framework	3457	# HACK to clear player env face cache, we need some signal framework
3094	# for this (global event?)	3458	# for this (global event?)
3095	%ext::player_env::MUSIC_FACE_CACHE = ();	3459	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3109	}	3473	}
3110		3474
3111	sub reload_archetypes {	3475	sub reload_archetypes {
3112	load_resource_file "$DATADIR/archetypes"	3476	load_resource_file "$DATADIR/archetypes"
3113	or die "unable to load archetypes\n";	3477	or die "unable to load archetypes\n";
3114	#d# NEED to laod twice to resolve forward references
3115	# this really needs to be done in an extra post-pass
3116	# (which needs to be synchronous, so solve it differently)
3117	load_resource_file "$DATADIR/archetypes"
3118	or die "unable to load archetypes\n";
3119	}	3478	}
3120		3479
3121	sub reload_treasures {	3480	sub reload_treasures {
3122	load_resource_file "$DATADIR/treasures"	3481	load_resource_file "$DATADIR/treasures"
3123	or die "unable to load treasurelists\n";	3482	or die "unable to load treasurelists\n";
3124	}	3483	}
3125		3484
3126	sub reload_resources {	3485	sub reload_resources {
3127	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
3128		3487
		3488	reload_facedata;
		3489	reload_archetypes;
3129	reload_regions;	3490	reload_regions;
3130	reload_facedata;
3131	#reload_archetypes;#d#
3132	reload_archetypes;
3133	reload_treasures;	3491	reload_treasures;
3134		3492
3135	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
3136	}	3494	}
3137		3495
3138	sub init {
3139	reload_resources;
3140	}
3141
3142	sub reload_config {	3496	sub reload_config {
		3497	warn "reloading config file...\n";
		3498
3143	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
3144	or return;	3500	or return;
3145		3501
3146	local $/;	3502	local $/;
3147	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
3148		3504
3149	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3150		3506
3151	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3152	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3156	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3157	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
3158	};	3514	};
3159	warn $@ if $@;	3515	warn $@ if $@;
3160	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
3161	}	3547	}
3162		3548
3163	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
3164	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
3165	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
3166	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3167	(async {	3562	(async {
3168	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
3169	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
3170	};	3566	};
3171		3567
		3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
3172	reload_config;	3580	reload_config;
3173	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
3174	load_extensions;	3591	load_extensions;
3175		3592
3176	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
3177	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
3178	}	3606	}
3179		3607
3180	#############################################################################	3608	#############################################################################
3181	# initialisation and cleanup	3609	# initialisation and cleanup
3182		3610
3183	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
3184	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
3185	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
3186	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	signal => $signal,
3190	prio => 0,
3191	cb => sub {
3192	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
3193	},
3194	);	3617	};
3195	}	3618	}
3196	}	3619	}
3197		3620
3198	sub write_runtime {	3621	sub write_runtime_sync {
3199	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
3200		3623
3201	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
3202	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
3203		3626
3204	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3205		3628
3206	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
3207		3630
3208	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3209	or return;	3632	or return;
3210		3633
3211	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
3212	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
3213	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
3223	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
3224		3647
3225	close $fh	3648	close $fh
3226	or return;	3649	or return;
3227		3650
3228	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3229	and return;	3652	and return;
3230		3653
3231	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
3232		3655
3233	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
3234	}	3707	}
3235		3708
3236	sub emergency_save() {	3709	sub emergency_save() {
3237	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
3238		3711
3239	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
3240		3713
3241	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
3242	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
3243	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
3244	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
3245	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
3246	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
3247	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
3248	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3249	$pl->save;	3728	$pl->save;
3250	}	3729	}
3251	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
3252		3731
3253	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
3254	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
3255	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
3256	$map->valid or next;	3735	$map->valid or next;
3257	$map->save;	3736	$map->save;
3258	}	3737	}
3259	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
3260		3739
3261	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
3262	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
3263	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
3264	};	3747	};
3265		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
3266	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
3267	}	3755	}
3268		3756
3269	sub post_cleanup {	3757	sub post_cleanup {
3270	my ($make_core) = @_;	3758	my ($make_core) = @_;
3271		3759
3272	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
3273	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
3274	}	3791	}
3275		3792
3276	sub do_reload_perl() {	3793	sub do_reload_perl() {
3277	# can/must only be called in main	3794	# can/must only be called in main
3278	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
3279	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
3280	return;	3797	return;
3281	}	3798	}
3282		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
3283	warn "reloading...";	3805	warn "reloading...";
3284		3806
3285	warn "entering sync_job";	3807	warn "entering sync_job";
3286		3808
3287	cf::sync_job {	3809	cf::sync_job {
3288	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
3289	cf::emergency_save;	3811	cf::emergency_save;
3290	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
3291		3813
3292	warn "syncing database to disk";	3814	warn "syncing database to disk";
3293	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
3294		3816
3295	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
3296		3818
3297	warn "cancelling all WF_AUTOCANCEL watchers";
3298	for (Event::all_watchers) {
3299	$_->cancel if $_->data & WF_AUTOCANCEL;
3300	}
3301
3302	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
3303	for (;;) {
3304	BDB::flush;
3305	IO::AIO::flush;
3306	Coro::cede;
3307	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
3308	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3309	}
3310
3311	++$RELOAD;
3312
3313	warn "cancelling all extension coros";
3314	$_->cancel for values %EXT_CORO;
3315	%EXT_CORO = ();
3316
3317	warn "removing commands";
3318	%COMMAND = ();
3319
3320	warn "removing ext/exti commands";
3321	%EXTCMD = ();
3322	%EXTICMD = ();
3323
3324	warn "unloading/nuking all extensions";
3325	for my $pkg (@EXTS) {
3326	warn "... unloading $pkg";
3327
3328	if (my $cb = $pkg->can ("unload")) {
3329	eval {
3330	$cb->($pkg);
3331	1
3332	} or warn "$pkg unloaded, but with errors: $@";
3333	}	3822	}
3334		3823
3335	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
3336	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
3337	}	3826	%EXT_CORO = ();
3338		3827
3339	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
3340	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
3341	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3342		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
3343	warn "... unloading $k";	3837	warn "... unloading $pkg";
3344	delete $INC{$k};
3345		3838
3346	$k =~ s/\.pm$//;
3347	$k =~ s/\//::/g;
3348
3349	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
3350	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
3351	}	3848	}
3352		3849
3353	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
3354	}	3865	}
3355		3866
3356	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
3357	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
3358	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3359		3870
3360	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
3361	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
3362	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3363		3874
3364	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
3365	# and global variables created in xs	3876	# and global variables created in xs
3366	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
3367		3878
3368	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
3369		3880
3370	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
3371	require cf;	3882	require cf;
3372	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
3373		3884
3374	warn "loading config and database again";	3885	warn "loading config and database again";
3375	cf::reload_config;	3886	cf::reload_config;
3376		3887
3377	warn "loading extensions";	3888	warn "loading extensions";
3378	cf::load_extensions;	3889	cf::load_extensions;
3379		3890
		3891	if ($REATTACH_ON_RELOAD) {
3380	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
3381	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
3382	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
3383	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
3384	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
3385	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
3386		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
3387	warn "leaving sync_job";	3903	warn "leaving sync_job";
3388		3904
3389	1	3905	1
3390	} or do {	3906	} or do {
3391	warn $@;	3907	warn $@;
3392	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
3393	exit 1;
3394	};	3909	};
3395		3910
3396	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
3397	};	3917	};
3398		3918
3399	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
3400		3920
3401	sub reload_perl() {	3921	sub reload_perl() {
3402	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
3403	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
3404		3924
3405	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
3406	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
3407	after => 0,	3927
3408	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3409	cb => sub {
3410	do_reload_perl;	3929	do_reload_perl;
3411	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
3412	},	3931	};
3413	);	3932	};
3414	}	3933	}
3415		3934
3416	register_command "reload" => sub {	3935	register_command "reload" => sub {
3417	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
3418		3937
3419	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
3420	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
3421	async { reload_perl };	3942	reload_perl;
		3943	};
3422	}	3944	}
3423	};	3945	};
3424		3946
3425	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
3426		3948
…		…
3428		3950
3429	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
3430	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
3431		3953
3432	sub wait_for_tick {	3954	sub wait_for_tick {
3433	return unless $TICK_WATCHER->is_active;
3434	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3435		3956
3436	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
3437	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
3438	$signal->wait;	3959	$signal->wait;
3439	}	3960	}
3440		3961
3441	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
3442	return unless $TICK_WATCHER->is_active;
3443	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3444		3964
3445	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
3446	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
3447	$signal->wait;	3967	$signal->wait;
3448	}	3968	}
3449		3969
3450	our $stat_fh;	3970	sub tick {
3451	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3452
3453	$TICK_WATCHER = Event->timer (
3454	reentrant => 0,
3455	parked => 1,
3456	prio => 0,
3457	at => $NEXT_TICK || $TICK,
3458	data => WF_AUTOCANCEL,
3459	cb => sub {
3460	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3461	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3462	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3463	return;	3974	return;
3464	}	3975	}
3465		3976
3466	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3467
3468	$NOW = $tick_start = Event::time;
3469
3470	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3471		3978
3472	$RUNTIME += $TICK;	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3473	$NEXT_TICK += $TICK;
3474		3980
3475	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3476	$NEXT_RUNTIME_WRITE = $NOW + 10;	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3477	Coro::async_pool {	3983	Coro::async_pool {
		3984	$Coro::current->{desc} = "runtime saver";
3478	write_runtime	3985	write_runtime_sync
3479	or warn "ERROR: unable to write runtime file: $!";	3986	or warn "ERROR: unable to write runtime file: $!";
3480	};
3481	}	3987	};
		3988	}
3482		3989
3483	# my $AFTER = Event::time;
3484	# warn $AFTER - $NOW;#d#
3485
3486	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3487	$sig->send;	3991	$sig->send;
3488	}	3992	}
3489	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3490	$sig->send;	3994	$sig->send;
3491	}	3995	}
3492		3996
3493	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3494
3495	# if we are delayed by four ticks or more, skip them all
3496	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3497
3498	$TICK_WATCHER->at ($NEXT_TICK);
3499	$TICK_WATCHER->start;
3500
3501	$LOAD = ($NOW - $tick_start) / $TICK;
3502	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3503		3999
3504	_post_tick;	4000	if (0) {
3505		4001	if ($NEXT_TICK) {
3506	# gather some statistics#d#	4002	my $jitter = $TICK_START - $NEXT_TICK;
3507	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3508	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4004	warn "jitter $JITTER\n";#d#
		4005	}
3509	},	4006	}
3510	);	4007	}
3511		4008
3512	{	4009	{
		4010	# configure BDB
		4011
3513	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4013	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4014	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4015
3539	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3541		4023
3542	cf::sync_job {	4024	cf::sync_job {
3543	eval {	4025	eval {
3544	BDB::db_env_open	4026	BDB::db_env_open
3545	$DB_ENV,	4027	$DB_ENV,
…		…
3547	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3548	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3549	0666;	4031	0666;
3550		4032
3551	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3552
3553	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3554	| BDB::LOG_AUTOREMOVE, 1);
3555	$DB_ENV->set_lk_detect;
3556	};	4034	};
3557		4035
3558	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3559	};	4037	};
3560	}	4038	}
3561		4039
3562	$BDB_CHECKPOINT_WATCHER = Event->timer (	4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 11,	4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3564	interval => 60,	4042	};
3565	hard => 1,	4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3570	},
3571	);	4045	};
3572	$BDB_TRICKLE_WATCHER = Event->timer (	4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3573	after => 5,
3574	interval => 10,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3580	},
3581	);	4048	};
3582	}	4049	}
3583		4050
3584	{	4051	{
		4052	# configure IO::AIO
		4053
3585	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3586
3587	undef $Coro::AIO::WATCHER;
3588	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3589	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3590	reentrant => 0,
3591	data => WF_AUTOCANCEL,
3592	fd => IO::AIO::poll_fileno,
3593	poll => 'r',
3594	prio => 6,
3595	cb => \&IO::AIO::poll_cb,
3596	);
3597	}	4057	}
3598		4058
3599	my $_log_backtrace;	4059	my $_log_backtrace;
3600		4060
3601	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3604	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3605		4065
3606	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3607	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3608	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3609	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3610	my @bt = fork_call {	4073	my @bt = fork_call {
3611	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3612	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3613	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3614	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3622	}	4085	}
3623		4086
3624	@funcs	4087	@funcs
3625	};	4088	};
3626		4089
3627	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3628	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3629	--$_log_backtrace;	4093	--$_log_backtrace;
3630	};	4094	};
3631	} else {	4095	} else {
3632	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3633	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3634	}	4098	}
3635	}	4099	}
3636		4100
3637	# load additional modules	4101	# load additional modules
3638	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3639		4104
3640	END { cf::emergency_save }	4105	END { cf::emergency_save }
3641		4106
3642	1	4107	1
3643		4108

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